Finding the Fourth Proportional to 351,163.60, 526,615.80 and 173,611.60
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Solution
The fourth proportional to 351,163.60, 526,615.80 and 173,611.60 is: 260,353.33
Step by Step Solution
- Step 1: Write the proportion equation
351,163.60 : 526,615.80 = 173,611.60 : x - Step 2: Convert to fraction form
351,163.60/526,615.80 = 173,611.60/x - Step 3: Cross multiply
351,163.60x = 526,615.80 × 173,611.60 - Step 4: Simplify right side
351,163.60x = 91,426,611,623.28 - Step 5: Solve for x
x = 91,426,611,623.28/351,163.60 - Step 6: Final answer
x = 260,353.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.